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    CVE-2003-0978

    Format string vulnerability in gpgkeys_hkp (experimental HKP interface) for the GnuPG (gpg) client 1.2.3 and earlier, and 1.3.3 and earlier, allows remote attackers or a malicious keyserver to cause a denial of service (crash) and possibly execute arbitrary code during key retrieval.

    Published:Dec 10, 2003
    Last Modified:Apr 16, 2026
    EPS:Dec 10, 2003
    EPSS Score:0.02116
    CVSS Score:7.5

    Affected Products

    Vendor
    Gnu
    Product
    Privacy Guard

    Exploits

    No exploit reference

    Common Weakness Enumeration

    No CWE recorded yet

    Common Attack Pattern Enumeration and Classification (CAPEC)

    No CAPEC recorded yet

    Related CVEs

    CVE-2006-6235 (CVSS 10) — A "stack overwrite" vulnerability in GnuPG (gpg) 1.x before 1.4.6, 2.x before 2.0.2, and 1.9.0 through 1.9.95 …
    CVE-2006-0049 (CVSS 5) — gpg in GnuPG before 1.4.2.2 does not properly verify non-detached signatures, which allows attackers to inject…
    CVE-2006-0455 (CVSS 4.6) — gpgv in GnuPG before 1.4.2.1, when using unattended signature verification, returns a 0 exit code in certain c…
    CVE-2003-0971 (CVSS 5) — GnuPG (GPG) 1.0.2, and other versions up to 1.2.3, creates ElGamal type 20 (sign+encrypt) keys using the same …
    CVE-2003-0255 (CVSS 10) — The key validation code in GnuPG before 1.2.2 does not properly determine the validity of keys with multiple u…
    CVE-2001-0522 (CVSS 7.5) — Format string vulnerability in Gnu Privacy Guard (aka GnuPG or gpg) 1.05 and earlier can allow an attacker to …
    CVE-2001-0072 (CVSS 5) — gpg (aka GnuPG) 1.0.4 and other versions imports both public and private keys from public key servers without …
    CVE-2001-0071 (CVSS 2.1) — gpg (aka GnuPG) 1.0.4 and other versions does not properly verify detached signatures, which allows attackers …
    CVE-2000-0974 (CVSS 7.5) — GnuPG (gpg) 1.0.3 does not properly check all signatures of a file containing multiple documents, which allows…

    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