7.8

CVE-2008-4576: linux linux_kernel Improper Authentication

Modified
Published 15-10-2008Last modified 07-08-2024

Vulnerability summary

CVE-2008-4576 is a high (CVSS 7.8) Improper Authentication vulnerability in linux linux_kernel. EPSS estimates a 3.68% chance of exploitation in the next 30 days, higher than 89.6% of scored vulnerabilities.

Priority
Routine

Not severe (CVSS 7.8, network access); no exploitation reported by the 5 checked sources

Source freshness unavailable

How is this decided?
CVSS score
7.8/10
010
High · v2.0 (NVD)
EPSS score
3.68%
0%100%
Low · 0.00 pp in 30 days
KEVNot listedNot listed by any tracked catalog.
RansomwareNot flaggedNo ransomware use recorded.
Public exploits0No public exploits recorded

Advisory lineage

Upstream 0 · Downstream 4
DSA-1681-1DSA-1687-1RHSA-2008:1017RHSA-2009:0009

Timeline

  1. 15-10-2008
    PublishedVulnerability first disclosed.
  2. 07-08-2024
    Last modifiedVulnerability information updated.

Description

sctp in Linux kernel before 2.6.25.18 allows remote attackers to cause a denial of service (OOPS) via an INIT-ACK that states the peer does not support AUTH, which causes the sctp_process_init function to clean up active transports and triggers the OOPS when the T1-Init timer expires.

CVSS metrics

1 score · 1 source · 1 version

EPSS trend

Probability

3.68%

Chance of exploitation in the next 30 days

Percentile

90%

Versus all other CVEs

30-day change

No change 0.00 pp

From 3.68% on 04-10-2026

04-10-202603-11-2026

Known exploited

Compare KEV catalogs
CISA KEV

Not in the CISA KEV catalog.

ENISA CNW

Not in the ENISA CNW catalog.

CIRCL

Not in the CIRCL catalog.

Public exploits

0 found

No public exploits indexed.

Weaknesses

CWE · root cause

Affected systems

Version check

Known conditions: network-reachable, no authentication (CVSS vector). Other conditions: not stated in public data.

Linux1 product
  • linux_kernel≤ 2.6.25.17 | 2.2.27 | 2.4.36 | 2.4.36.1 | 2.4.36.2 | 2.4.36.3 | 2.4.36.4 | 2.4.36.5 | 2.4.36.6 | 2.6 | 2.6.18 | 2.6.18:rc1 | 2.6.18:rc2 | 2.6.18:rc3 | 2.6.18:rc4 | 2.6.18:rc5 | 2.6.18:rc6 | 2.6.18:rc7 | 2.6.19.4 | 2.6.19.5 | 2.6.19.6 | 2.6.19.7 | 2.6.20.16 | 2.6.20.17 | 2.6.20.18 | 2.6.20.19 | 2.6.20.20 | 2.6.20.21 | 2.6.21.5 | 2.6.21.6 | 2.6.21.7 | 2.6.22 | 2.6.22.1 | 2.6.22.2 | 2.6.22.8 | 2.6.22.9 | 2.6.22.10 | 2.6.22.11 | 2.6.22.12 | 2.6.22.13 | 2.6.22.14 | 2.6.22.15 | 2.6.22.17 | 2.6.22.18 | 2.6.22.19 | 2.6.22.20 | 2.6.22.21 | 2.6.22.22 | 2.6.22_rc1 | 2.6.22_rc7 | 2.6.23 | 2.6.23.8 | 2.6.23.9 | 2.6.23.10 | 2.6.23.11 | 2.6.23.12 | 2.6.23.13 | 2.6.23.15 | 2.6.23.16 | 2.6.23.17 | 2.6.23_rc1 | 2.6.24 | 2.6.24.1 | 2.6.24.2 | 2.6.24.3 | 2.6.24.4 | 2.6.24.5 | 2.6.24.6 | 2.6.24.7 | 2.6.24_rc1 | 2.6.24_rc4 | 2.6.24_rc5 | 2.6.25 | 2.6.25.1 | 2.6.25.2 | 2.6.25.3 | 2.6.25.4 | 2.6.25.5 | 2.6.25.6 | 2.6.25.7 | 2.6.25.8 | 2.6.25.9 | 2.6.25.10 | 2.6.25.11 | 2.6.25.12 | 2.6.25.13 | 2.6.25.14 | 2.6.25.15 | 2.6.25.16

1 vendor · 1 product

References

25 links
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