🛡️ AZL-25804 — mysql
Description
CVE-2023-27533 affecting package mysql for versions less than 8.0.34-1
A vulnerability in input validation exists in curl <8.0 during communication using the TELNET protocol may allow an attacker to pass on maliciously crafted user name and "telnet options" during server negotiation. The lack of proper input scrubbing allows an attacker to send content or perform option negotiation without the application's intent. This vulnerability could be exploited if an application allows user input, thereby enabling attackers to execute arbitrary code on the system.
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. A user must be tricked into taking some action. The scope is unchanged, so the impact stays within the vulnerable component. Rated impact: confidentiality high, integrity high, availability high.
Affected software
AZL-25804 is recorded against 1 package.
- mysql (fixed in 8.0.34-1)
Timeline and source
Published on 30 March 2023 and last revised on 21 April 2026. No public exploit is currently recorded for this entry. Record sourced from OSV.
References
Details
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Affected Packages
| Software | From version | Fixed in |
|---|---|---|
| mysql | — | 8.0.34-1 |
References
Similar Threats
- Unknown ALSA-2026:26180
- Unknown ALSA-2026:25919
- Unknown ALSA-2026:25052
- Unknown ALSA-2026:23332
- Unknown ALSA-2025:23109
More AZL 2 advisories
Browse all of AZL 2 in the advisory index.
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