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Oracle Critical Patch Update April 2023

Released April 2023 · Oracle's advisory ↗ · ← Critical Patch Update, January 2023 · Critical Patch Update, July 2023 →

328 CVEs in this release, one square each

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Share this chart Oracle Critical Patch Update April 2023, one square per CVE: 175 Java CVEs, 47 protected by Waratek, 12 exploited, 153 other CVEs in this release.

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47Protected by Waratek9Mitigation candidate119No exploit published35Outside Waratek scope118Not applicable 12Exploited, marked by the ring

No exploit published. For 56 of them, Oracle's security advisory is the source of public detail.

Protected by Waratek. Waratek RASP can block exploitation of these on systems that have not applied the patch yet.

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Including CVEs outside Waratek scope✕Has a public PoC✕
Overview 2 matches · 1 in Waratek scope · 1 protected · 0 exploited · 0 CISA KEV · 1 EPSS ≥ 0.5
2matches 1in Waratek scope50.0% 1protected50.0% 0exploited0.0% 0CISA KEV0.0% 1EPSS ≥ 0.550.0%
Protected by Waratek 1 50.0% Rule in development 0 0.0% Mitigation candidate 0 0.0% No exploit published 0 0.0% Outside Waratek scope 0 0.0% Not applicable 1 50.0% Withdrawn CVE 0 0.0%
Critical 0 0.0% High 1 50.0% Medium 1 50.0% Low 0 0.0% None 0 0.0% Unknown 0 0.0%
blocked by ARMR today 1 50.0% partly blocked 0 0.0% not blocked 1 50.0% not established 0 0.0% unrecorded 0 0.0%
Exploited 0 0.0% Working exploit published 2 100.0% Proof of concept only 0 0.0% Forecast only 0 0.0% No public exploit 0 0.0%
split by peak 2 / month
Not applicable: 1Protected by Waratek: 1 Medium: 1High: 1 not blocked: 1blocked by ARMR today: 1 Working exploit published: 2
Jun 212 Protected by Waratek1 Not applicable1 High1 Medium1 blocked by ARMR today1 not blocked1 Working exploit published2
Jun 21
2 matches Sign in to download these CVEs as CSV or JSON, or to follow them in a feed.
CVE Severity Published▾ Status Exploitation Description
CVE-2020-6950 Medium 2021-06-02 Protected by Waratek Working exploit published Directory traversal in Eclipse Mojarra before 2.3.14 allows attackers to read arbitrary files via the loc parameter or con parameter.
CVE-2021-23017 High 2021-06-01 Not applicable Working exploit published A security issue in nginx resolver was identified, which might allow an attacker who is able to forge UDP packets from the DNS server to cause 1-byte memory overwrite, resulting in worker process crash or potential other impact.