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    CVE-2005-0467

    Multiple integer overflows in the (1) sftp_pkt_getstring and (2) fxp_readdir_recv functions in the PSFTP and PSCP clients for PuTTY 0.56, and possibly earlier versions, allow remote malicious web sites to execute arbitrary code via SFTP responses that corrupt the heap after insufficient memory has been allocated.

    Published:Feb 21, 2005
    Last Modified:Apr 16, 2026
    EPS:Feb 21, 2005
    EPSS Score:0.01973
    CVSS Score:7.5

    Affected Products

    Vendor
    Putty
    Product
    Putty

    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-2026-48852 (CVSS 3.7) — PuTTY 0.71 before 0.84 has an assertion failure in ECDSA signature verification.…
    CVE-2026-48851 (CVSS 3.1) — PuTTY 0.77 before 0.84 uses a copy of the PuTTY icon as a trust indication for TELNET data but the trust statu…
    CVE-2026-48850 (CVSS 3.7) — PuTTY 0.72 before 0.84 has a double free in RSA KEX.…
    CVE-2026-4115 (CVSS 2.9) — A vulnerability was detected in PuTTY 0.83. Affected is the function eddsa_verify of the file crypto/ecc-ssh.c…
    CVE-2024-31497 (CVSS 5.9) — In PuTTY 0.68 through 0.80 before 0.81, biased ECDSA nonce generation allows an attacker to recover a user's N…
    CVE-2023-48795 (CVSS 5.9) — The SSH transport protocol with certain OpenSSH extensions, found in OpenSSH before 9.6 and other products, al…
    CVE-2021-36367 (CVSS 8.1) — PuTTY through 0.75 proceeds with establishing an SSH session even if it has never sent a substantive authentic…
    CVE-2021-33500 (CVSS 7.5) — PuTTY before 0.75 on Windows allows remote servers to cause a denial of service (Windows GUI hang) by telling …
    CVE-2020-14002 (CVSS 5.9) — PuTTY 0.68 through 0.73 has an Observable Discrepancy leading to an information leak in the algorithm negotiat…
    CVE-2019-17067 (CVSS 9.8) — PuTTY before 0.73 on Windows improperly opens port-forwarding listening sockets, which allows attackers to lis…

    References

    http://secunia.com/advisories/14333
    http://secunia.com/advisories/17214
    http://www-1.ibm.com/support/docview.wss?uid=ssg1S1002414
    http://www-1.ibm.com/support/docview.wss?uid=ssg1S1002416
    http://www.chiark.greenend.org.uk/~sgtatham/putty/wishlist/vuln-sftp-readdir.html
    http://www.chiark.greenend.org.uk/~sgtatham/putty/wishlist/vuln-sftp-string.html
    http://www.gentoo.org/security/en/glsa/glsa-200502-28.xml
    http://www.idefense.com/application/poi/display?id=201&type=vulnerabilities
    https://exchange.xforce.ibmcloud.com/vulnerabilities/19403
    http://secunia.com/advisories/14333
    http://secunia.com/advisories/17214
    http://www-1.ibm.com/support/docview.wss?uid=ssg1S1002414
    http://www-1.ibm.com/support/docview.wss?uid=ssg1S1002416
    http://www.chiark.greenend.org.uk/~sgtatham/putty/wishlist/vuln-sftp-readdir.html
    http://www.chiark.greenend.org.uk/~sgtatham/putty/wishlist/vuln-sftp-string.html
    http://www.gentoo.org/security/en/glsa/glsa-200502-28.xml
    http://www.idefense.com/application/poi/display?id=201&type=vulnerabilities
    https://exchange.xforce.ibmcloud.com/vulnerabilities/19403

    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