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    CVE-2021-36530

    ngiflib 0.4 has a heap overflow in GetByteStr() at ngiflib.c:108 in NGIFLIB_NO_FILE mode, GetByteStr() copy memory buffer without checking the boundary.

    Published:Aug 27, 2021
    Last Modified:Nov 21, 2024
    EPS:Aug 27, 2021
    EPSS Score:0.00352
    CVSS Score:8.8

    Affected Products

    Vendor
    Miniupnp Project
    Product
    Ngiflib

    Exploits

    https://github.com/miniupnp/ngiflib/issues/19https://github.com/miniupnp/ngiflib/issues/19

    Common Weakness Enumeration

    CWE-787 Out-of-bounds Write

    Common Attack Pattern Enumeration and Classification (CAPEC)

    No CAPEC recorded yet

    Related CVEs

    CVE-2020-24221 (CVSS 5.5) — An issue was discovered in GetByte function in miniupnp ngiflib version 0.4, allows local attackers to cause a…
    CVE-2023-39114 (CVSS 5.5) — ngiflib commit 84a75 was discovered to contain a segmentation violation via the function SDL_LoadAnimatedGif a…
    CVE-2023-39113 (CVSS 5.5) — ngiflib commit fb271 was discovered to contain a segmentation violation via the function "main" at gif2tag.c. …
    CVE-2023-37748 (CVSS 5.5) — ngiflib commit 5e7292 was discovered to contain an infinite loop via the function DecodeGifImg at ngiflib.c.…
    CVE-2022-30858 (CVSS 6.5) — An issue was discovered in ngiflib 0.4. There is SEGV in SDL_LoadAnimatedGif when use SDLaffgif. poc : ./SDLaf…
    CVE-2021-36531 (CVSS 8.8) — ngiflib 0.4 has a heap overflow in GetByte() at ngiflib.c:70 in NGIFLIB_NO_FILE mode, GetByte() reads memory b…
    CVE-2019-20219 (CVSS 8.8) — ngiflib 0.4 has a heap-based buffer over-read in GifIndexToTrueColor in ngiflib.c.…
    CVE-2019-19011 (CVSS 7.5) — MiniUPnP ngiflib 0.4 has a NULL pointer dereference in GifIndexToTrueColor in ngiflib.c via a file that lacks …
    CVE-2019-16346 (CVSS 8.8) — ngiflib 0.4 has a heap-based buffer overflow in WritePixel() in ngiflib.c when called from DecodeGifImg, becau…
    CVE-2019-16347 (CVSS 8.8) — ngiflib 0.4 has a heap-based buffer overflow in WritePixels() in ngiflib.c when called from DecodeGifImg, beca…

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High