Predictive Vulnerability Intelligence.

Product

  • Product
  • Pricing
  • Documentation

Company

  • About
  • Partnerships
  • Blog
  • Support

Legal

  • Terms
  • Privacy
  • Data Licensing

© 2026 FAUCET Technologies LLC. All rights reserved.

CVE-2008-1552

21
FAUCET Score

CVE-2008-1552 describes a critical vulnerability in the SILC Toolkit (before 1.1.7), SILC Client (before 1.1.4), and SILC Server (before 1.1.2), affecting various Red Hat and SILC products. A crafted PKCS#1 message can trigger an integer underflow, signedness error, and buffer overflow in the silc_pkcs1_decode function, potentially leading to remote arbitrary code execution. This vulnerability carries a CVSS score of 6.8 (Medium), indicating a network-based attack with medium complexity, allowing for partial confidentiality, integrity, and availability impacts. The EPSS score is low at 0.0673, suggesting a low probability of exploitation in the wild. Currently, there is no known active exploitation, and no public exploit code is available in Metasploit, Nuclei, or ExploitDB. The vulnerability has received minimal community discussion and media coverage, suggesting a low level of public awareness or concern.

Impacted Technologies

VendorProductVersion(s)CPE
<= 1.1.3CPE matchmatch criteria
cpe:2.3:a:silc:silc_client:*:*:*:*:*:*:*:*
<= 1.1.2CPE matchmatch criteria
cpe:2.3:a:silc:silc_server:*:*:*:*:*:*:*:*
<= 1.1.6CPE matchmatch criteria
cpe:2.3:a:silc:silc_toolkit:*:*:*:*:*:*:*:*
All Versions ImpactedCPE matchmatch criteria
cpe:2.3:a:silc:silc:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

6.8MEDIUM

AV:N/AC:M/Au:N/C:P/I:P/A:P

Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
Access Vector
NETWORK
Access Complexity
MEDIUM
Authentication
NONE
Exploitability Score
8.6
Impact Score
6.4
CvssVersion
2.0

Exploit Intelligence

EPSS Score
4.11%
Probability of exploitation in next 30 days
EPSS Percentile
89.7%
Percentile rank of EPSS score among Peer Group
As of 2026-07-25
Model: v2026.06.15
This CVE's current EPSS score of 0.0411 is in the 86th percentile among its peer group of 19,954 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.0 Bluesky, 0.0 Mastodon, and 0.2 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Vendor Advisories (1)

redhatCVE-2008-1552Moderate

libsilc: buffer overflow in PKCS#1 message decoding

Mar 20, 2008

References

lists.opensuse.org / opensuse-security-announce/2008-04/msg00005.html
secunia.com / advisories/29463
Vendor Advisory
secunia.com / advisories/29465
secunia.com / advisories/29622
secunia.com / advisories/29946
security.gentoo.org / glsa/glsa-200804-27.xml
securityreason.com / securityalert/3795
exchange.xforce.ibmcloud.com / vulnerabilities/41474
silcnet.org / general/news
Patch
silcnet.org / general/news
Patch
silcnet.org / general/news
Patch
redhat.com / archives/fedora-package-announce/2008-March/msg00513.html
redhat.com / archives/fedora-package-announce/2008-March/msg00538.html
coresecurity.com
mandriva.com / security/advisories
securityfocus.com / archive/1/490069/100/0/threaded
securityfocus.com / bid/28373
Patch
securitytracker.com / id
vupen.com / english/advisories/2008/0974/references