{ "CVE_data_meta": { "ASSIGNER": "security-advisories@github.com", "ID": "CVE-2020-26235", "STATE": "PUBLIC", "TITLE": "Segmentation fault in Rust time crate" }, "affects": { "vendor": { "vendor_data": [ { "product": { "product_data": [ { "product_name": "time", "version": { "version_data": [ { "version_value": ">= 0.2.7, <0.2.23" } ] } } ] }, "vendor_name": "time-rs" } ] } }, "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": { "description_data": [ { "lang": "eng", "value": "In Rust time crate from version 0.2.7 and before version 0.2.23, unix-like operating systems may segfault due to dereferencing a dangling pointer in specific circumstances. This requires the user to set any environment variable in a different thread than the affected functions. The affected functions are time::UtcOffset::local_offset_at, time::UtcOffset::try_local_offset_at, time::UtcOffset::current_local_offset, time::UtcOffset::try_current_local_offset, time::OffsetDateTime::now_local and time::OffsetDateTime::try_now_local. Non-Unix targets are unaffected. This includes Windows and wasm. The issue was introduced in version 0.2.7 and fixed in version 0.2.23." } ] }, "impact": { "cvss": { "attackComplexity": "HIGH", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 5.3, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H", "version": "3.1" } }, "problemtype": { "problemtype_data": [ { "description": [ { "lang": "eng", "value": "CWE-476 NULL Pointer Dereference" } ] } ] }, "references": { "reference_data": [ { "name": "https://github.com/time-rs/time/security/advisories/GHSA-wcg3-cvx6-7396", "refsource": "CONFIRM", "url": "https://github.com/time-rs/time/security/advisories/GHSA-wcg3-cvx6-7396" }, { "name": "https://github.com/time-rs/time/issues/293", "refsource": "MISC", "url": "https://github.com/time-rs/time/issues/293" }, { "name": "https://crates.io/crates/time/0.2.23", "refsource": "MISC", "url": "https://crates.io/crates/time/0.2.23" } ] }, "source": { "advisory": "GHSA-wcg3-cvx6-7396", "discovery": "UNKNOWN" } }