Apr 7, 2022 Cyber Threat Intelligence

Track daily vulnerability activity, KEV additions, public exploits, critical disclosures, and EPSS risk shifts.

Daily summary

  • Opservices Opmon: public exploit or PoC linked (cross-site scripting)
  • 10 new critical disclosures — review patch status on exposed services.

Top threats today

Three highest-priority changes — analyst brief, not a CVE dump.

Active exploit activity

CVE-2021-35064 KramerAV VIAWare, all tested versions, allow privilege escalation through misconfiguration of sudo.

  • Public exploit or PoC available
  • Exploit activity linked
  • Potential privilege escalation to admin/root

Kramerav Viaware Privilege Escalation now has public exploit or PoC linkage — assume opportunistic scanning and targeted follow-on activity.

Active exploit activity

CVE-2021-43009 Opservices Opmon cross-site scripting

  • Public exploit or PoC available
  • Exploit activity linked

Opservices Opmon cross-site scripting now has public exploit or PoC linkage — assume opportunistic scanning and targeted follow-on activity.

Critical exposure

CVE-2021-43453 Jerryscript Buffer Overflow

  • CVSS 9.8

New critical Jerryscript Buffer Overflow (CVSS 9.8) — fresh disclosure window; early internet scanning often precedes mature exploit chains.

Active exploitation

CISA KEV — confirmed in-the-wild exploitation.

Nothing flagged in this category for this digest.

View KEV additions

Exploit & PoC activity

CVE-2021-43009 Exploit

A Cross Site Scripting (XSS) vulnerability exists in OpServices OpMon through 9.11 via the search parameter in the request URL.

CVE-2021-43149 Exploit

Rejected reason: DO NOT USE THIS CANDIDATE NUMBER.

CVE-2022-26180 Exploit

qdPM 9.2 allows Cross-Site Request Forgery (CSRF) via the index.php/myAccount/update URI.

CVE-2022-23909 Exploit

There is an unquoted service path in Sherpa Connector Service (SherpaConnectorService.exe) 2020.2.20328.2050.

CVE-2022-1163 Exploit

Cross-site Scripting (XSS) - Stored in GitHub repository mineweb/minewebcms prior to next.

CVE-2021-36356 Exploit

KRAMER VIAware through August 2021 allows remote attackers to execute arbitrary code because ajaxPages/writeBrowseFilePathAjax.php accept...

CVE-2021-35064 Exploit

KramerAV VIAWare, all tested versions, allow privilege escalation through misconfiguration of sudo.

View new exploit links

Exploitation dynamics

Nothing flagged in this category for this digest.

See EPSS increases

New critical disclosures

CVE-2021-43421 CVSS 9.8

A File Upload vulnerability exists in Studio-42 elFinder 2.0.4 to 2.1.59 via connector.minimal.php, which allows a remote malicious user...

CVE-2021-43453 CVSS 9.8

A Heap-based Buffer Overflow vulnerability exists in JerryScript 2.4.0 and prior versions via an out-of-bounds read in parser_parse_for_s...

CVE-2021-43474 CVSS 9.8

An Access Control vulnerability exists in D-Link DIR-823G REVA1 1.02B05 (Lastest) via any parameter in the HNAP1 function

CVE-2021-46419 CVSS 9.1

An unauthorized file deletion vulnerability in Telesquare TLR-2855KS6 via DELETE method can allow deletion of system files and scripts.

CVE-2022-23900 CVSS 9.8

A command injection vulnerability in the API of the Wavlink WL-WN531P3 router, version M31G3.V5030.201204, allows an attacker to achieve...

CVE-2022-26612 CVSS 9.8

In Apache Hadoop, The unTar function uses unTarUsingJava function on Windows and the built-in tar utility on Unix and other OSes.

CVE-2022-26676 CVSS 9.8

aEnrich a+HRD has inadequate privilege restrictions, an unauthenticated remote attacker can use the API function to upload and execute ma...

CVE-2022-27016 CVSS 9.8

There is a stack overflow vulnerability in the SetStaticRouteCfg() function in the httpd service of Tenda AC9 15.03.2.21_cn.

CVE-2022-27022 CVSS 9.8

There is a stack overflow vulnerability in the SetSysTimeCfg() function in the httpd service of Tenda AC9 V15.03.2.21_cn.

CVE-2022-27818 CVSS 9.1

SWHKD 1.1.5 unsafely uses the /tmp/swhkd.sock pathname.

View critical disclosures

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