5

CVE-1999-1481: national_science_foundation squid_web_proxy

CVSS: 5.0v2.0MediumModified
Published 09-03-2002Last modified 01-08-2024
Open JSON

Vulnerability summary

CVE-1999-1481 is a medium (CVSS 5.0) vulnerability in national_science_foundation squid_web_proxy. EPSS estimates a 3.57% chance of exploitation in the next 30 days, higher than 89.2% of scored vulnerabilities. 2 public exploits are recorded.

Overall risk
31/100
0100
Medium · default modelHow is this calculated?
CVSS score
5.0/10
010
Medium · v2.0 (NVD)
EPSS score
3.57%
0%100%
Low · 0.00 pp in 30 days
KEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits2reference, exploit-database

Timeline

  1. 09-03-2002
    PublishedVulnerability first disclosed.
  2. 01-08-2024
    Last modifiedVulnerability information updated.

Description

Squid 2.2.STABLE5 and below, when using external authentication, allows attackers to bypass access controls via a newline in the user/password pair.

CVSS metrics

1 score · 1 source · 1 version

EPSS trend

Probability

3.57%

Chance of exploitation in the next 30 days

Percentile

89%

Versus all other CVEs

30-day change

0.00 pp

From 3.57% on 19-09-2026

19-09-202619-10-2026
EPSS score
3.57%

Known exploited

Compare KEV catalogs

Not in any of the 3 tracked catalogs.

Public exploits

2 found
  • referenceUnverified

    Exploit Reference (securityfocus.com)

    Maturity: unknown

  • exploit-databaseremotelinuxVerified

    National Science Foundation Squid Web Proxy 1.0/1.1/2.1 - Authentication Failure

    Maturity: weaponized

Weaknesses

CWE · root cause

No weakness data has been published for this record.

Affected systems

National_science_foundation1 product

1 vendor · 1 product

References

4 links