🛡️ CVE-2022-3290 — rdiffweb

🟠 CVSS 8.0 — High ⚠️ Exploit Public CWE-130 OSV
8.0
CVSS Score
0 Low4 Medium7 High9 Critical10

Description

rdiffweb's unlimited username field length can lead to DoS

rdiffweb prior to 2.4.8 is vulnerable to a potential Dos attack via an unlimited length "username" field. This can result in excess memory consumption, or memory corruption, leading to a Denial of Service (DoS). This issue is patched in version 2.4.8. There are no known workarounds.

How this vulnerability can be exploited

This issue can be reached over the network, attack complexity is low, an attacker needs no privileges on the target. No user interaction is required. Rated impact: confidentiality none, integrity none, availability high.

Affected software

CVE-2022-3290 is recorded against 1 package.

  • rdiffweb (fixed in 2.4.8)

Timeline and source

Published on 27 September 2022 and last revised on 9 July 2026. A public exploit is known to exist, which raises the urgency of patching considerably. A vendor advisory or fix has been published. Record sourced from OSV.

References

nvd.nist.gov (Advisory)
github.com (Web)
github.com (Package)
github.com (Web)
github.com (Web)
huntr.dev (Web)

Details

Severity HIGH
CVSS Score 8.0
CVSS Vector CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N
CWE CWE-130
Public Exploit ⚠️ Yes
Source OSV
Published 2022-09-27
Updated 2026-08-12
Modified 2026-07-09

Affected Packages

Software From version Fixed in
rdiffweb — 2.4.8

Similar Threats

Exploit Protection

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CVE-2022-3290 carries CVSS 8.0 High rating and a public exploit already exists. BotEraser checks your installation against this and other known CVE records, and blocks IPs associated with exploit activity.

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