CVE-2026-34180: Azure ASN.1 Heap Buffer Over-read

🟠 High | Source: Microsoft Security Response Center CVE-2026-34180 is a heap buffer over-read vulnerability in ASN.1 content parsing, affecting Microsoft Azure services. This type of flaw allows an attacker to read data beyond the intended memory boundary, potentially exposing sensitive information held in memory. While typically not directly exploitable for remote code execution, information disclosure vulnerabilities of this nature can aid further attacks by leaking cryptographic material or internal state. ...

18 June 2025 · ZX Cloud Security

CVE-2026-7383: Azure ASN.1 Heap Buffer Overflow

🟠 High | Source: Microsoft Security Response Center CVE-2026-7383 is a possible heap buffer overflow vulnerability in ASN.1 multibyte string conversion, affecting Microsoft Azure services or components that rely on this cryptographic encoding standard. Heap buffer overflows can allow attackers to corrupt memory, potentially leading to remote code execution or denial of service. The impact depends on where the vulnerable component is deployed and whether it is reachable by untrusted input. ...

18 June 2025 · ZX Cloud Security

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