phpRedisAdmin login.inc.php authHttpDigest wrong operator in string comparison

published 2022-12-19 3 y ago modified 2026-06-17 4 mo ago also EUVD-2021-34105

cvss: 5.0; version 3.1, CNA
cisa kev: Not listed; not in CISA's catalog
epss: 0.8%; EPSS 0.8% chance of exploitation in 30 days, percentile 58%
public exploits: 0; none known

A vulnerability was found in phpRedisAdmin up to 1.16.1. It has been classified as problematic. This affects the function authHttpDigest of the file includes/login.inc.php. The manipulation of the argument response leads to use of wrong operator in string comparison. Upgrading to version 1.16.2 is able to address this issue. The name of the patch is 31aa7661e6db6f4dffbf9a635817832a0a11c7d9. It is recommended to upgrade the affected component. The associated identifier of this vulnerability is VDB-216267.

Patch / fix

fixed in 1 links 2

phpredisadmin_project phpredisadmin 1.16.2

Exploit prediction

0.84% chance of exploitation in the next 30 days, higher than 58% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by	version	score	vector
CNA	3.1	5.0	CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L
CNA	3.0	5.0	CVSS:3.0/AV:A/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L
NVD	3.1	9.8	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected products

n/a phpRedisAdmin

Classification

Weakness

CWE-597 Use of Wrong Operator in String Comparison

References

github.com /erikdubbelboer/phpRedisAdmin/commit/31aa7661e6db6f4dffbf9a635817832a0a11c7d9
mitigation, patch, third-party-advisory
vuldb.com /?id.216267
technical-description, vdb-entry, permissions-required, third-party-advisory
github.com /erikdubbelboer/phpRedisAdmin/releases/tag/v1.16.2
mitigation, release-notes, third-party-advisory

Sources

CVE List CVE-2021-4259
NVD CVE-2021-4259

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.

Summary