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  2. XZ Utils backdoor - Wikipedia

    en.wikipedia.org/wiki/XZ_Utils_backdoor

    The exploit remains dormant unless a specific third-party patch of the SSH server is used. Under the right circumstances this interference could potentially enable a malicious actor to break sshd authentication and gain unauthorized access to the entire system remotely. [ 13 ]

  3. WannaCry ransomware attack - Wikipedia

    en.wikipedia.org/wiki/WannaCry_ransomware_attack

    This transport code scans for vulnerable systems, then uses the EternalBlue exploit to gain access, and the DoublePulsar tool to install and execute a copy of itself. [13] WannaCry versions 0, 1 and 2 were created using Microsoft Visual C++ 6.0 .

  4. EternalBlue - Wikipedia

    en.wikipedia.org/wiki/EternalBlue

    EternalBlue [5] is a computer exploit software developed by the U.S. National Security Agency (NSA). [6] It is based on a vulnerability in Microsoft Windows that allowed users to gain access to any number of computers connected to a network.

  5. Meltdown (security vulnerability) - Wikipedia

    en.wikipedia.org/wiki/Meltdown_(security...

    Meltdown exploits a race condition, inherent in the design of many modern CPUs.This occurs between memory access and privilege checking during instruction processing. . Additionally, combined with a cache side-channel attack, this vulnerability allows a process to bypass the normal privilege checks that isolate the exploit process from accessing data belonging to the operating system and other ...

  6. Vulnerability database - Wikipedia

    en.wikipedia.org/wiki/Vulnerability_database

    A vulnerability database (VDB) is a platform aimed at collecting, maintaining, and disseminating information about discovered computer security vulnerabilities.The database will customarily describe the identified vulnerability, assess the potential impact on affected systems, and any workarounds or updates to mitigate the issue.

  7. Heap spraying - Wikipedia

    en.wikipedia.org/wiki/Heap_spraying

    If the exploit succeeds in redirecting control flow to the sprayed heap, the bytes there will be executed, allowing the exploit to perform whatever actions the attacker wants. Therefore, the bytes on the heap are restricted to represent valid addresses within the heap spray itself, holding valid instructions for the target architecture, so the ...

  8. Stuxnet - Wikipedia

    en.wikipedia.org/wiki/Stuxnet

    Until the vulnerability is mitigated, hackers can exploit it to adversely affect computer programs, data, additional computers or a network. In 2016, it was revealed that General James Cartwright, the former head of the U.S. Strategic Command, had leaked information related to Stuxnet. He later pleaded guilty for lying to FBI agents pursuing an ...

  9. Dirty COW - Wikipedia

    en.wikipedia.org/wiki/Dirty_COW

    The exploit has no preventative work around, the only cure is a patch or running a newer version which is not vulnerable anymore. Linus Torvalds committed a patch on October 18, 2016, acknowledging that it was an old vulnerability he had attempted to fix eleven years prior. [ 7 ]