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CVE-2011-1923: polarssl Cryptographic Issues

CVSS: 4.0v2.0MediumModified
Published 20-06-2012Last modified 06-08-2024
Open JSON

Vulnerability summary

CVE-2011-1923 is a medium (CVSS 4.0) Cryptographic Issues vulnerability in polarssl. EPSS estimates a 1.31% chance of exploitation in the next 30 days, higher than 70.2% of scored vulnerabilities.

Overall risk
16/100
0100
Low · default modelHow is this calculated?
CVSS score
4.0/10
010
Medium · v2.0 (NVD)
EPSS score
1.31%
0%100%
Low · 0.00 pp in 30 days
KEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded

Timeline

  1. 20-06-2012
    PublishedVulnerability first disclosed.
  2. 06-08-2024
    Last modifiedVulnerability information updated.

Description

The Diffie-Hellman key-exchange implementation in dhm.c in PolarSSL before 0.14.2 does not properly validate a public parameter, which makes it easier for man-in-the-middle attackers to obtain the shared secret key by modifying network traffic, a related issue to CVE-2011-5095.

CVSS metrics

1 score · 1 source · 1 version

EPSS trend

Probability

1.31%

Chance of exploitation in the next 30 days

Percentile

70%

Versus all other CVEs

30-day change

0.00 pp

From 1.31% on 20-09-2026

20-09-202620-10-2026
EPSS score
1.31%

Known exploited

Compare KEV catalogs

Not in any of the 3 tracked catalogs.

Public exploits

0 found

No public exploits indexed.

Weaknesses

CWE · root cause

Affected systems

Polarssl1 product
  • polarssl≤ 0.14.0 | 0.10.0 | 0.10.1 | 0.11.0 | 0.11.1 | 0.12.0 | 0.12.1 | 0.13.1

1 vendor · 1 product

References

4 links