4.6

CVE-1999-0491: gnu bash Code Injection

CVSS: 4.6v2.0MediumModified
Published 02-06-2000Last modified 01-08-2024
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Vulnerability summary

CVE-1999-0491 is a medium (CVSS 4.6) Code Injection vulnerability in gnu bash. EPSS estimates a 0.86% chance of exploitation in the next 30 days, higher than 57.8% of scored vulnerabilities. 1 public exploit is recorded.

Overall risk
29/100
0100
Medium · default modelHow is this calculated?
CVSS score
4.6/10
010
Medium · v2.0 (NVD)
EPSS score
0.86%
0%100%
Low · 0.00 pp in 30 days
KEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits1exploit-database

Timeline

  1. 02-06-2000
    PublishedVulnerability first disclosed.
  2. 01-08-2024
    Last modifiedVulnerability information updated.

Description

The prompt parsing in bash allows a local user to execute commands as another user by creating a directory with the name of the command to execute.

CVSS metrics

1 score · 1 source · 1 version

EPSS trend

Probability

0.86%

Chance of exploitation in the next 30 days

Percentile

58%

Versus all other CVEs

30-day change

0.00 pp

From 0.86% on 18-09-2026

18-09-202618-10-2026
EPSS score
0.86%

Known exploited

Compare KEV catalogs

Not in any of the 3 tracked catalogs.

Public exploits

1 found
  • exploit-databaselocallinuxVerified

    GNU GNU bash 1.14 - Path Embedded Code Execution

    Maturity: weaponized

Weaknesses

CWE · root cause

Affected systems

Gnu1 product
  • bash≤ 2.04 | 1.14.0 | 1.14.1 | 1.14.2 | 1.14.3 | 1.14.4 | 1.14.5 | 1.14.6 | 1.14.7 | 2.0 | 2.01 | 2.01.1 | 2.02 | 2.02.1 | 2.03 | 2.05 | 2.05:a

1 vendor · 1 product

References

2 links