CVE-2025-49506
CVE-2025-49506: 2 tracked advisory records across Apache, Red Hat. Compare vendor sources and published fix guidance.
Compare the source-linked records below. Ratings and product/version details belong to each advisory; they are not a single CVE-wide score or proof that every listed product is affected. How VulniPulse collects and checks evidence.
Vendor advisory comparison
Apache
1 advisory- Advisory severityHigh7.5
High [CVE-2025-49506] APR-util versions 1.6.3 (and earlier) function apr_password_validate was not constant-time with regards to hashes or passwords comparisons, potentially leaking their content via a side channel timing attack particularly on platforms without crypt such as Windows, BeOS, NetWare, or Android
CVE-2025-49506Source published Source updated
APR-util versions 1.6.3 (and earlier) function apr_password_validate() was not constant-time with regards to hashes or passwords comparisons, potentially leaking their content via a side channel timing attack particularly on platforms without crypt() such as Windows, BeOS, NetWare, or Android. Users are recommended to upgrade to version 1.6.4, which fixes this issue.
- Affected products in this advisory
- No product details extracted. Check the source bulletin.
- Source-reported affected versions
- 1.6.3
- Source-reported fixed versions
- 1.6.4
- Mitigation guidance
- Users are recommended to upgrade to version 1.6.4, which fixes this issue.
Red Hat
1 advisory- Advisory severityMedium5.9
Medium [CVE-2025-49506] Information disclosure via timing attack in password validation
CVE-2025-49506Source published Source updated
APR-util versions 1.6.3 (and earlier) function apr_password_validate() was not constant-time with regards to hashes or passwords comparisons, potentially leaking their content via a side channel timing attack particularly on platforms without crypt() such as Windows, BeOS, NetWare, or Android. Users are recommended to upgrade to version 1.6.4, which fixes this issue. A flaw was found in Apache Portable Runtime Utility (apr-util). By observing the time differences in comparisons, an attacker could potentially deduce the content of sensitive information like password hashes. This vulnerability is assessed as Low Impact due to significant practical exploitation barriers. While the theoretical outcome of a successful timing attack is hash disclosure (Confidentiality: High), isolating…
- Affected products in this advisory
- Red Hat Enterprise Linux 10
- Red Hat Enterprise Linux 9
- Red Hat Hardened Images
- Red Hat Enterprise Linux 6
3 more entries in the full advisory.
- Source-reported affected versions
- 1.6.3
- Source-reported fixed versions
- 1.6.4
- apr-util-0:1.6.3-23.el10_2.1
- apr-util-0:1.6.1-23.el9_8.1
- apr-util-main-1.6.5-1.hum1
3 more entries in the full advisory.
- Mitigation guidance
- Mitigation for this issue is either not available or the currently available options do not meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base, or stability.
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