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CVE Record

CVE-2008-1552: The silc_pkcs1_decode function in the silccrypt library (silcpkcs1.c) in Secure Internet Live Conferencing...

The silc_pkcs1_decode function in the silccrypt library (silcpkcs1.c) in Secure Internet Live Conferencing (SILC) Toolkit before 1.1.7, SILC Client before 1.1.4, and SILC Server before 1.1.2 allows remote attackers to execute arbitrary code via a crafted PKCS#1 message, which triggers an integer underflow, signedness error, and a buffer overflow. NOTE: the researcher describes this as an integer overflow, but CVE uses the "underflow" term in cases of wraparound from unsigned subtraction.

UnknownCVSS not scoredNot KEV-listedUpdated
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Glexia's TakeAutomated analysis

Security readout for executives and security teams

CVE-2008-1552 is an old but serious flaw in SILC secure chat software. A malicious PKCS#1 message could trigger memory corruption and potentially remote code execution. Business urgency depends on whether SILC Toolkit, Client, or Server is still present, especially on exposed services. Exposure is likely limited to environments still running SILC Toolkit, SILC Client, or SILC Server before the fixed versions. Public-facing SILC services or systems processing untrusted SILC messages are the main concern. Broad modern enterprise exposure is probably low unless SILC was intentionally deployed. Prioritize this if SILC is deployed on internet-facing or sensitive systems. If no SILC software is present, no direct action is needed beyond documenting non-exposure. Because impact is remote code execution, confirmed legacy deployments should be remediated promptly. Mitigation focus: Upgrade SILC Toolkit to 1.1.7 or later where present.; Upgrade SILC Client to 1.1.4 or later where present.; Upgrade SILC Server to 1.1.2 or later where present..

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Potential ATT&CK relevance

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Vulnerability profileCVE Program record
Severity
Unknown
CVSS
Not scored
Known Exploited
No
Published
Official CVE source material

CNA and ADP enrichment extracted from CVE v5

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0CVSS vectors
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0ADP providers
4Source links

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Source materials

Affected products

Products and packages named in the record

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Weakness

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