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posted by chromas on Thursday March 21 2019, @03:20PM   Printer-friendly
from the XML+Java=♥ dept.

Submitted via IRC for TheMightyBuzzard

A vulnerability in Ghidra, the generic disassembler and decompiler released by the NSA in early March, could be exploited to execute code remotely, researchers say.

The flaw, an XML external entity (XXE) issue, was discovered in the Ghidra project loading process immediately after the tool was released.

Impacting the project open/restore, the vulnerability can be exploited by anyone able to trick a user into opening or restoring a specially crafted project, a GitHub report reveals.

To reproduce the issue, one would need to create a project, close it, then put an XXE payload in any of the XML files in the project directory. As soon as the project is opened, the payload is executed.

Now that's just embarrassing.

Source: https://www.securityweek.com/vulnerability-nsas-reverse-engineering-tool-allows-remote-code-execution


Original Submission

 
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  • (Score: 5, Touché) by looorg on Thursday March 21 2019, @03:31PM (16 children)

    by looorg (578) on Thursday March 21 2019, @03:31PM (#817987)

    Vulnerability or intentional Backdoor ... You didn't really believe that the tool was free did you?

    Starting Score:    1  point
    Moderation   +4  
       Insightful=1, Interesting=1, Touché=2, Total=4
    Extra 'Touché' Modifier   0  
    Karma-Bonus Modifier   +1  

    Total Score:   5  
  • (Score: 5, Touché) by fyngyrz on Thursday March 21 2019, @04:02PM (1 child)

    by fyngyrz (6567) on Thursday March 21 2019, @04:02PM (#818005) Journal

    Soylentil:

    Now that's just embarrassing.

    NSA:

    Hmm. Didn't think they'd find that so quickly.

    --
    You matter.
    Unless you multiply yourself by the speed of light.
    Then you energy.

    • (Score: 3, Interesting) by DannyB on Thursday March 21 2019, @04:08PM

      by DannyB (5839) on Thursday March 21 2019, @04:08PM (#818009) Journal

      The mantra is: given enough eyeballs, all bugs are shallow

      Not all open source projects get so many eyeballs. (I am thinking the OpenSSL fork to LibreSSL)

      But anything from the NSA definitely will.

      Remember SELinux? Remember who contributed it to open source? Remember that it is a large number of kernel changes? Remember all the discussion about whether . . . ITS A TRAP !!!

      --
      If you eat an entire cake without cutting it, you technically only had one piece.
  • (Score: 2, Interesting) by realDonaldTrump on Thursday March 21 2019, @04:05PM (10 children)

    by realDonaldTrump (6614) on Thursday March 21 2019, @04:05PM (#818008) Homepage Journal

    My N.S.A. has two jobs, Keeping America Cyber Safe. And makeing our Foes Cyber Vulnerable. Sorry!

    • (Score: 5, Insightful) by DannyB on Thursday March 21 2019, @04:15PM (8 children)

      by DannyB (5839) on Thursday March 21 2019, @04:15PM (#818011) Journal

      Those jobs are in conflict with each other.

      The tools we use to keep us safe can be used by our enemies to keep them safe. So we don't make the tools to protect ourselves widely available, because our enemy might get them -- and thus we fail to keep ourselves safe.

      The tools we use to hack our enemies can be used by our enemies to hack us. So we don't make those tools, nor the vulnerabilities they exploit, widely available, because our enemy might hack us. But hackers find those same vulnerabilities -- and thus we fail to fail to keep ourselves safe. The enemies learn of these vulnerabilities, and protect against them -- and thus we fail to hack our enemy.

      A conflicted set of mission directives that only a politician could conceive of, tolerate, and have the cognitive dissonance to endure. And only the NSA and spy agencies with too many secrets and too many lies to keep straight could have the proper mindset to accept such conflicted mission directives.

      --
      If you eat an entire cake without cutting it, you technically only had one piece.
      • (Score: 3, Insightful) by realDonaldTrump on Thursday March 21 2019, @04:44PM (2 children)

        by realDonaldTrump (6614) on Thursday March 21 2019, @04:44PM (#818031) Homepage Journal

        You make it sound so complicated. It's not complicated. If you're a Friend -- Saudi, Israel or Norway -- you can have our Safe Cyber. Which reports back to N.S.A. If you're a Foe -- European Union, Korea, Iran, Cuba, Venezuela, Canada -- you're getting the Unsafe Cyber. Which reports back to N.S.A.

        By the way, UK, right now, is a Foe. We're waiting for you to leave E.U., maybe we can be "friends" after that. But we won't wait forever!

        • (Score: 3, Touché) by DannyB on Thursday March 21 2019, @05:16PM

          by DannyB (5839) on Thursday March 21 2019, @05:16PM (#818052) Journal

          You didn't mention which list Russia is on. Or FoxNews.

          --
          If you eat an entire cake without cutting it, you technically only had one piece.
        • (Score: 0) by Anonymous Coward on Friday March 22 2019, @04:55PM

          by Anonymous Coward on Friday March 22 2019, @04:55PM (#818476)

          With friends like that, who needs enemas?

      • (Score: 4, Insightful) by Thexalon on Thursday March 21 2019, @05:20PM (4 children)

        by Thexalon (636) on Thursday March 21 2019, @05:20PM (#818057)

        The NSA and other 3-letter agencies have a consistent pattern: When the choice is between (a) our stuff's vulnerable and their stuff's vulnerable, and (b) our stuff's safe and their stuff's safe, they choose (a) every time. Their philosophy seems to be that when it comes to dealing with them getting into our stuff, the best defense is a good offense and they should be countered not by fixing the vulnerability but by breaking into the opposing computers to destroy whatever was stolen or otherwise cause damage in return.

        --
        The only thing that stops a bad guy with a compiler is a good guy with a compiler.
        • (Score: 2) by DannyB on Thursday March 21 2019, @05:32PM (1 child)

          by DannyB (5839) on Thursday March 21 2019, @05:32PM (#818067) Journal

          It could be a calculated decision.

          Our stuff's vulnerable: simple collateral damage -- and better yet, the costs aren't to the government!

          Their stuff's vulnerable: That's more important. Necessary to blackmail or topple governments. Spy capability necessary to trumple on people's right to speech and privacy.

          --
          If you eat an entire cake without cutting it, you technically only had one piece.
          • (Score: 3, Funny) by Anonymous Coward on Thursday March 21 2019, @06:04PM

            by Anonymous Coward on Thursday March 21 2019, @06:04PM (#818089)

            Spy capability necessary to trumple on people's right to speech and privacy.

            Trumple. Now that's a word worthy of being added to the dictionary!

        • (Score: 3, Insightful) by sjames on Thursday March 21 2019, @07:21PM

          by sjames (2882) on Thursday March 21 2019, @07:21PM (#818127) Journal

          A more consistent model is achieved if you consider them to be their own nation state and put the United States on their enemies list.

        • (Score: 0) by Anonymous Coward on Friday March 22 2019, @04:14AM

          by Anonymous Coward on Friday March 22 2019, @04:14AM (#818300)

          An important factor is the degree of overlap between vulnerabilities discovered by different nations.

          If there is high overlap, then getting the bugs fixed is likely to secure American computers against foes. We should do it.

          If there is low overlap, then getting the bugs fixed is unlikely to secure American computers against foes. Bug fixes only weaken our offense. It would be dumb to give up our offensive ability for no gain in defense.

          The usual case is low overlap. This is more the case now than it was in the past, because the easy bugs are gone. It is thus a bad idea for the NSA to get the bugs fixed.

    • (Score: 5, Touché) by Bot on Thursday March 21 2019, @05:48PM

      by Bot (3902) on Thursday March 21 2019, @05:48PM (#818078) Journal

      Your NSA? You don't own the intelligence agency, the intelligence agency owns you (no matter who you are)

      --
      Account abandoned.
  • (Score: 5, Funny) by DannyB on Thursday March 21 2019, @04:10PM

    by DannyB (5839) on Thursday March 21 2019, @04:10PM (#818010) Journal

    > You didn't really believe that the tool was free did you?

    Free as in beer. (no financial cost)
    Free as in speech. (freedom)
    Free as in herpes. (Windows 10; or anything from the NSA.)

    --
    If you eat an entire cake without cutting it, you technically only had one piece.
  • (Score: 2) by ikanreed on Thursday March 21 2019, @05:52PM

    by ikanreed (3164) on Thursday March 21 2019, @05:52PM (#818080) Journal

    It seems like the nature of the flaw isn't particularly great for compromising anyone they feel like, but requires similar levels of social engineering as your typical "look at this word.docx" packed with macros.

    "Back doors" are usually more vulnerable to at-whim exploitation.

    I'm not saying the NSA isn't a garbage organization that spies on americans for political ends, just that the engineering here isn't particularly good for a back door attack.

  • (Score: 0) by Anonymous Coward on Friday March 22 2019, @06:17AM

    by Anonymous Coward on Friday March 22 2019, @06:17AM (#818317)

    "Trust, but verify!"