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    CVE-2020-23259

    An issue found in Jsish v.3.0.11 and before allows an attacker to cause a denial of service via the Jsi_Strlen function in the src/jsiChar.c file.

    Published:Apr 4, 2023
    Last Modified:Feb 14, 2025
    EPS:Apr 4, 2023
    EPSS Score:0.00063
    CVSS Score:7.5

    Affected Products

    Vendor
    Jsish
    Product
    Jsish

    Exploits

    https://github.com/pcmacdon/jsish/issues/13https://github.com/pcmacdon/jsish/issues/13

    Common Weakness Enumeration

    CWE-476 NULL Pointer Dereference

    Common Attack Pattern Enumeration and Classification (CAPEC)

    No CAPEC recorded yet

    Related CVEs

    CVE-2025-65570 (CVSS 9.8) — A type confusion in jsish 2.0 allows incorrect control flow during execution of the OP_NEXT opcode. When an “i…
    CVE-2024-24189 (CVSS 9.8) — Jsish v3.5.0 (commit 42c694c) was discovered to contain a use-after-free via the SplitChar at ./src/jsiUtils.c…
    CVE-2024-24188 (CVSS 9.8) — Jsish v3.5.0 was discovered to contain a heap-buffer-overflow in ./src/jsiUtils.c.…
    CVE-2024-24186 (CVSS 9.8) — Jsish v3.5.0 (commit 42c694c) was discovered to contain a stack-overflow via the component IterGetKeysCallback…
    CVE-2020-23258 (CVSS 7.5) — An issue found in Jsish v.3.0.11 allows a remote attacker to cause a denial of service via the Jsi_ValueIsNumb…
    CVE-2020-23260 (CVSS 7.5) — An issue found in Jsish v.3.0.11 and before allows an attacker to cause a denial of service via the StringRepl…
    CVE-2021-46507 (CVSS 5.5) — Jsish v3.5.0 was discovered to contain a stack overflow via Jsi_LogMsg at src/jsiUtils.c.…
    CVE-2021-46506 (CVSS 5.5) — There is an Assertion 'v->d.lval != v' failed at src/jsiValue.c in Jsish v3.5.0.…
    CVE-2021-46505 (CVSS 5.5) — Jsish v3.5.0 was discovered to contain a stack overflow via /usr/lib/x86_64-linux-gnu/libasan.so.4+0x5b1e5.…
    CVE-2021-46504 (CVSS 5.5) — There is an Assertion 'vp != resPtr' failed at jsiEval.c in Jsish v3.5.0.…

    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