4.3

CVE-2011-1498: apache httpclient

CVSS: 4.3v2.0MediumModified
AliasesDEBIAN-CVE-2011-1498CGA-25vh-j9x4-qj82CGA-488j-xgqw-7vrm
Published 07-07-2011Last modified 06-08-2024
Open JSON

Vulnerability summary

CVE-2011-1498 is a medium (CVSS 4.3) vulnerability in apache httpclient. EPSS estimates a 6.69% chance of exploitation in the next 30 days, higher than 93.8% of scored vulnerabilities.

Overall risk
19/100
0100
Low · default modelHow is this calculated?
CVSS score
4.3/10
010
Medium · v2.0 (NVD)
EPSS score
6.69%
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. 07-07-2011
    PublishedVulnerability first disclosed.
  2. 06-08-2024
    Last modifiedVulnerability information updated.

Description

Apache HttpClient 4.x before 4.1.1 in Apache HttpComponents, when used with an authenticating proxy server, sends the Proxy-Authorization header to the origin server, which allows remote web servers to obtain sensitive information by logging this header.

CVSS metrics

1 score · 1 source · 1 version

EPSS trend

Probability

6.69%

Chance of exploitation in the next 30 days

Percentile

94%

Versus all other CVEs

30-day change

0.00 pp

From 6.69% on 20-09-2026

20-09-202620-10-2026
EPSS score
6.69%

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

Chainguard3 products
  • hadoop-fips-3.3.6All versions (No fix recorded)
  • hadoop-fips-3.4.2All versions (No fix recorded)
  • hadoop-fips-3.5All versions (No fix recorded)
Apache1 product
  • httpclient4.0:alpha2 | 4.0:alpha3 | 4.0:alpha4 | 4.0:beta1 | 4.0:beta2 | 4.0.1 | 4.1 | 4.1:alpha1 | 4.1:alpha2 | 4.1:beta1 | 4.0 | 4.0:alpha1
Debian1 product
  • httpcomponents-client< 4.1.1-1
Org.apache.httpcomponents1 product
  • httpclient≥ 4.0.0, < 4.1.1

4 vendors · 6 products

References

18 links
Show all 18 references